<template>
  <div class="login-wrap">
    <el-form label-position="left" :model="ruleForm" :rules="rules" ref="ruleForm" label-width="0px"
             class="demo-ruleForm login-container">
      <h3 class="title">用户登录</h3>
      <el-form-item prop="username">
        <el-input type="text" v-model="ruleForm.username" auto-complete="off" placeholder="账号"></el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input type="password" v-model="ruleForm.password" auto-complete="off" placeholder="密码"></el-input>
      </el-form-item>
      <!--<el-row>
        <el-col :span="12">
          <el-form-item prop="code">
            <el-input type="text" v-model="ruleForm.code" auto-complete="off" placeholder="图形验证码" @keyup.enter.native="submitForm('ruleForm')"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="12" class="code-box">
          <img :src="ruleForm.codeimg" alt="" class="codeimg" @click="getcode()">
        </el-col>
      </el-row>-->
      <el-checkbox class="remember" v-model="rememberpwd">记住密码</el-checkbox>
      <el-form-item style="width:100%;">
        <el-button type="primary" style="width:100%;" @click="submitForm('ruleForm')" :loading="logining">登录</el-button>
      </el-form-item>
    </el-form>
  </div>
</template>

<script>
  import {login} from "../api/userMG";
  import {setCookie,getCookie,delCookie} from "../utils/util";

  export default {
    name: "login",
    data() {
      return {
        logining: false,
        rememberpwd: false,
        ruleForm: {
          username: '',
          password: '',
          code: '',
          randomStr: '',
          codeimg: ''
        },
        rules: {
          username: [{required: true, message: '请输入用户名', trigger: 'blur'}],
          password: [{required: true, message: '请输入密码', trigger: 'blur'}]
        }
      }
    },
    created() {
      this.$message({
        message: '用户名密码不可为空',
        type: 'success'
      })
      // 获取存在本地的用户名密码
      this.getuserpwd()
    },
    methods: {
      getuserpwd() {
        if (getCookie('user') != '' && getCookie('pwd') != '') {
          this.ruleForm.username = getCookie('user');
          this.ruleForm.password = getCookie('pwd');
          this.rememberpwd = true;
        }
      },
      submitForm(formName) {
        this.$refs[formName].validate(valid => {
          if (valid) {
            this.logining = false
            login(this.ruleForm).then(res => {
              if (res.code===200) {
                if (this.rememberpwd) {
                  //保存帐号到cookie，有效期7天
                  setCookie('user', this.ruleForm.username, 7)
                  //保存密码到cookie，有效期7天
                  setCookie('pwd', this.ruleForm.password, 7)
                } else {
                  delCookie('user')
                  delCookie('pwd')
                }
                //如果请求成功就让他2秒跳转路由
                setTimeout(() => {
                  this.logining = false
                  // 缓存token
                  localStorage.setItem('logintoken', res.data)
                  // 缓存用户个人信息
                  localStorage.setItem('userdata', JSON.stringify(res.data))
                  this.$store.commit('login', 'true')
                  this.$router.push({ path: '/index' })
                }, 1000)
              } else {
                this.$message.error(res.msg)
                this.logining = false
                return false
              }
            })


          } else {
            this.getcode()
            this.$message.error('请输入用户名密码！')
            this.logining = false
            return false
          }
        })
      }
    }
  }
</script>

<style scoped>

  .login-wrap {
    box-sizing: border-box;
    width: 100%;
    height: 100%;
    padding-top: 10%;
    background-image: url();
    /* background-color: #112346; */
    background-repeat: no-repeat;
    background-position: center right;
    background-size: 100%;
  }

  .login-container {
    border-radius: 10px;
    margin: 0px auto;
    width: 350px;
    padding: 30px 35px 15px 35px;
    background: #fff;
    border: 1px solid #eaeaea;
    text-align: left;
    box-shadow: 0 0 20px 2px rgba(0, 0, 0, 0.1);
  }

  .title {
    margin: 0px auto 40px auto;
    text-align: center;
    color: #505458;
  }

  .remember {
    margin: 0px 0px 35px 0px;
  }

  .code-box {
    text-align: right;
  }

  .codeimg {
    height: 40px;
  }
</style>
